/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.tools.adtui.validation.validators

import com.android.tools.adtui.validation.Validator

/**
 * A validator that returns valid when the integer value it is testing against is positive.
 * Note that 0 is not a positive integer.
 */
class PositiveIntegerValidator @JvmOverloads constructor(severity: Validator.Severity = Validator.Severity.ERROR, message: String)
  : Validator<Int> {

  private val invalidResult = Validator.Result(severity, message)

  override fun validate(value: Int): Validator.Result = if (value > 0) Validator.Result.OK else invalidResult
}
